Home / 608,059.46-839,109.69-336,138.81

Finding the Fourth Proportional to 608,059.46, 839,109.69 and 336,138.81

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Solution

The fourth proportional to 608,059.46, 839,109.69 and 336,138.81 is: 463,864.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,059.46 : 839,109.69 = 336,138.81 : x
  2. Step 2: Convert to fraction form
    608,059.46/839,109.69 = 336,138.81/x
  3. Step 3: Cross multiply
    608,059.46x = 839,109.69 × 336,138.81
  4. Step 4: Simplify right side
    608,059.46x = 282,057,332,656.07
  5. Step 5: Solve for x
    x = 282,057,332,656.07/608,059.46
  6. Step 6: Final answer
    x = 463,864.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.